package com.ssm.service;

import com.ssm.pojo.Product;

import java.util.List;

public interface ProductService {

    public void insert(Product product);

    public void update(Product product);

    public void delete(String NO);

    public List<Product> selectProductsPage(Integer pageNum,Integer pageSize,String NO);

    public Integer countSize(String NO);

    public Product selectProductByNO(String NO);
}
